Rope fall:
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Knocking, blowing into the microphone,
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Ventilation inside, The noise of the room
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Wheeled Supermarket Cart
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Ironed
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Sine wave (975Hz)
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Kick the bike pedals
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Chemistry, Bunsen Burner
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Winch Gate
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Turning off the laser sword
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Laundry Dryer
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Male voice, numerical, Warning system
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Scanning goods at the supermarket checkout
★★★★★